Tai'an Township[1][2][3][4][5] (Chinese: 泰安鄉; pinyin: Tài'ān Xiāng) is a mountain indigenous township in southeastern Miaoli County, Taiwan.

The sources of the Houlong and Da-an rivers are found in the township.

More than two thirds of the population consists of the indigenous Atayal people.

The township comprises eight villages: Bagua, Daxing, Jinshui, Meiyuan, Qingan, Shilin, Xiangbi and Zhongxing.

[7] The township is part of Miaoli County Constituency II electoral district for Legislative Yuan.